The race, in three figures
The race, in words
1:39:51 at Heerenveen 2025 put Robert Postma 252nd of 325 men in the Open division.
On the sled pull the field had the edge, by 2:40. Paced to finish: the second half went 4:44 better against the middle of the field than the first.
Heerenveen gave the field time back: about 0:31 faster than the average race this season, by 998 athletes who raced both.
Eight blocks
Bar = field beaten · tick = median
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Block 01 9:29Running 1 4:43v median +0:19
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Block 02 8:35Running 2 5:14v median +0:35
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Block 03 13:22Running 3 5:38v median +0:40
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Block 04 13:27Running 4 5:51v median +0:49
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Block 05 11:19Running 5 5:55v median +0:41
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Block 06 8:37Running 6 5:14v median +0:10
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Block 07 10:23Running 7 5:17v median +0:08
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Block 08 14:02Running 8 7:02v median +1:09
Roxzone, per block
Approach · Exit 10:44
Against the middle of your field
Men · n = 319
A pace, not a person: at every mat, the middle of the 319 men who finished.